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Last modified 2022-12-02

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Yaesu FT-4700RH

A picture of Yaesu FT-4700RH

SPECIFICATIONS

GENERAL
Type:Amateur VHF/UHF transceiver
Frequency range: Europe
TX: 144-146 / 430-440 MHz
RX: 144-146 / 430-440 MHz
USA
TX: 144-148 / 430-450 MHz
RX: 144-148 / 430-450 MHz
(For other versions, see the user manual)
Tuning steps:5 / 10 / 12.5 / 20 / 25 KHz
Frequency stability:? ppm
Mode:FM
Channels / memory management: 14 regular (7 per band)
2 call (1 per band)
2 scan edge pairs/PMS (1 per band)
Priority function
RAM storage with lithium battery backup
Repeater shift / offset: Europe
2 m: 600 KHz
70 cm: 1.6 or 7.6 MHz
USA
2 m: 600 KHz
70 cm: 5 MHz
(Defaults, programmable)
Power supply:13.8 VDC 15%
Current drain / power consumption:RX: 600 mA
TX: Max 10 A
Antenna impedance / connector:50 ohm / One SO-239 + one N-jack (On pigtails)
Dimensions (W*H*D):150*50*180 mm (5.91*1.97*7.09")
Weight:2.0 Kg (4.41 lb)
Other features: ARS. Detachable front panel. 1750 Hz tone call (Europe). Dimmer.
Memory cloning. Twin RX.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 17.3 MHz (2 m) - 47.75 MHz (70 cm)
2nd IF: 455 KHz
Sensitivity:0.16 uV (12 dB SINAD)
Selectivity:15 KHz (-6 dB)
30 KHz (-60 dB)
Image rejection:65 dB
AF output power / speaker:1.5 W at 5% distortion / 8 ohm
External speaker connector:3.5 mm, 4-16 ohm




TRANSMITTER SECTION
RF output power:

HighLow
2 m:50 W5 W
70 cm:40 W5 W
Modulation system:Variable reactance
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:2 Kohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1989-199x (Discontinued)
Additional info:New price 1989 in Sweden: SEK 8495:-
Related documents: User manual (4.2 MB)
Service manual (15.9 MB)
VHF RF power module: Toshiba S-AV17
UHF RF power module: Mitsubishi M57788M
Modifications and fixes:
Reviews:73 Amateur Radio: January 1990, page 20
Options / Accessories:
AD-2
FP-700
FTS-8
MF-1A3B
MH-14A8
MH-14B8
MH-15C8
MH-15D8
MMB-27
SB-10
SP-3
SP-4
YH-1
YSK-4700
VHF/UHF diplexer. For single antenna use
AC power supply. 13.8 VDC, 20 A. Built-in speaker
CTCSS/PL encoder/decoder unit
Boom microphone with flexible arm
Hand microphone with tone call button
Speaker-microphone with tone call button
Hand microphone with DTMF keypad
Hand microphone with DTMF memory & keypad
Quick-release mobile mounting bracket
PTT switch unit for MF-1A3B or YH-1
External speaker
External speaker with lowpass filter
Headset
Trunk mounting kit